A GLOSSARY 



OF CHEMICAL TERMS. 



Absorption^ the conversion of a gaseous fluid into a liquid or solid. 

 Acetate, salt formed by the combination of any base with the acetic 



acid. 

 Acetate of lead, sugar of lead. 

 Acetic acid, concentrated vinegar. 

 Acids, compounds of bases with oxygen, hydrogen, &c. 

 AEther, a volatile liquid, formed of alcohol and an acid. 

 Affinity, a force by which substances o^ different kinds unite. 

 Alkali, (fossil, or mineral,) soda. 

 Alkali, {vegetable,) potash. 

 Alkali, (volatile,) ammonia. 

 Alcohol, rectified spirits of wine. 

 Alluvial, depositions of soil made by water. 

 Alum, a compound of sulphuric acid, alumina, and potash, or anuno- 



nia. 

 Alumine, earth of alum ; pure argillaceous clay. 

 Anthracite, mineral coal containing no bitumen. 

 Areometer, a graduated glass instrument with a bulb, by which the 



specific gravity of liquids is taken ; an hydrometer. 

 Argillaceous, of the nature of clay. 



Aroma, the odor which arises from certain vegetables, or their infu- 

 sions. 

 Azote, nitrogen ; the basis of atmospheric air, of ammonia, nitrous 



acid, &c. 

 Barometer , an instrument which shows the variation of atmospheric 



pressure. 

 Bell metal, an alloy of tin and copper. 

 Brass, an alloy of copper and zinc. 

 Calcareous, partaking of the nature of lime. 

 Caloric, the chemical term for the matter of heat. 

 Caloric, (free,) radiant heat, or that which is not in chemical union 



with other bodies. 

 Caloric, (latent,) the matter of heat in a state of combination ; not 



perceptible. 

 Carbon, the base of diamond and of charcoal. 

 Carbonate of lime, the compound of carbonic acid and lime, under 



the names of marble, limestone, calcareous spar, chalk, &c. 

 Carbonate of jjotash, common potash ; pearlash ; salt of tartar. 

 Carbonic acid, carbon combined with oxygen. 



Chalybeate, the term applied to uiineial waters impregnated with iron. 

 Citric acid, the acid of lemons. 



20 XIII. 



